Product Name: W280NB Pro

Bluetooth Protocols: A2DP/AVRCP/HFP

Battery Life:

23 hours (noise cancellation off)

14 hours (noise cancellation on)

Bluetooth Version: Bluetooth V5.4

Effective Range: 10m

Rated Input: 5V = 500mA

Frequency Response: 20Hz–40kHz

Sound Pressure Level (SPL): 92+3dB(A)